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Linux - Security

Linux - Security This forum is for all security related questions.
Questions, tips, system compromises, firewalls, etc. are all included here.

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Rating Thread / Thread Starter	Last Post	Replies	Views
Sticky: Failed SSH login attempts ( 1 2 3 ) Capt_Caveman	01-03-2006 03:22 PM by unSpawn	38	227,896
Sticky: Security references unSpawn	02-25-2006 01:04 AM by unSpawn	6	242,133
Sticky: The OWASP Top 10 for 2013 unSpawn	06-15-2013 05:42 AM by unSpawn	0	18,086
Sticky: Alert (TA16-250A) The Increasing Threat to Network Infrastructure Devices and Recommended Mitigations tronayne	09-07-2016 06:25 AM by tronayne	0	13,328
Sticky: If you infected by any of these recent ELF malware cases please contact us? ( 1 2 ) malwaremustdie	04-22-2019 10:06 PM by malwaremustdie	21	40,752
Sticky: More Alerts Alert (TA14-017A) UDP-Based Amplification Attacks (Revised 12 Apr 2016) tronayne	07-14-2020 10:32 AM by RickDeckard	2	30,780
[SOLVED] PGP business_kid	09-12-2011 03:11 AM by business_kid	3	1,222
Do you think my packages are "safe"? Tommyy	09-12-2011 04:11 AM by Noway2	3	1,009
I think I have a virus in Ubuntu ( 1 2 ) dyess002	09-12-2011 11:21 PM by dyess002	17	2,425
openssl s_client and certificates desmondc	09-13-2011 01:01 AM by desmondc	1	5,857
ModSecurity log message mario.almeida	09-13-2011 03:51 AM by acid_kewpie	5	1,397
legititmate internet connections logged in to server as Break In Attempts tkmsr	09-13-2011 04:02 PM by harmandeep	12	3,961
how to specify port no in TCPwrappers (hosts.allow) Monika32011	09-13-2011 06:02 PM by unSpawn	2	12,866
kernel.org DarkFortress	09-14-2011 11:42 AM by unSpawn	2	1,201
Which Firewall ? Can you have too Much Security ( 1 2 ) Deemo	09-14-2011 11:39 PM by Deemo	20	3,120
mysql logs qrange	09-15-2011 09:55 AM by Noway2	1	1,318
iptables question msasson	09-15-2011 02:36 PM by msasson	4	1,112
Centralized Auditing Neruocomp	09-16-2011 02:02 AM by shridhar005	4	3,576
MySQL database encryption/lockdown on machine n37s747	09-16-2011 08:18 AM by n37s747	8	2,062
Linux OS dropping packets? suddenlyalice	09-16-2011 11:53 PM by unSpawn	2	1,622
JDBC with SSL idlehands	09-17-2011 09:24 AM by ITPhoenix	3	1,001
[SOLVED] iptables rules question raevin	09-17-2011 01:20 PM by acid_kewpie	11	2,531
i need firewall security system centos 6.0 dr-php	09-18-2011 08:34 AM by acid_kewpie	1	1,060
Reaching out - need your help securing my machine! TheNizz	09-18-2011 09:00 AM by unSpawn	14	1,467
[SOLVED] Paranoia -- Quick Question about Knoppix Konphine	09-18-2011 10:39 AM by unSpawn	6	1,446
Virtualized server and DMZ isharp	09-18-2011 08:05 PM by ComputerErik	3	1,663
Which is safer? Only ssh +scp for 2 users? Or ssh (1 user) + vsftpd (1 virtual user) bvz	09-18-2011 08:55 PM by chrism01	2	2,259
how can run mysql as normal user khang0001	09-19-2011 03:59 AM by khang0001	11	5,727
Encrypted LAMP Live USB Needed - Can this be done? stromcooper	09-19-2011 12:53 PM by taylorkh	1	1,312
php security: system layer? hydraMax	09-19-2011 09:32 PM by anomie	1	781
[SOLVED] Newbie: Question regarding which users to set up bvz	09-19-2011 09:55 PM by bvz	8	878
How to hide eth0 information (from ifconfig's output) from sudo user? dev_d	09-20-2011 02:19 AM by dev_d	7	6,997
Authorizing SSH in my way adampar	09-20-2011 03:57 AM by unSpawn	1	951
[SOLVED] is there sudo for a script? igadoter	09-20-2011 07:45 AM by igadoter	5	904
[SOLVED] chkrootkit LKM Trojan -- False Positive or not? ( 1 2 ) Konphine	09-20-2011 03:28 PM by unSpawn	26	18,658
[SOLVED] Linux Wireless IDS/IPS ?? tekhead2	09-21-2011 10:01 AM by unixfool	4	4,055
Everyday my site is under CBL Lookup aerolite	09-21-2011 03:57 PM by Noway2	10	3,379
cryptsetup luks key file sam42	09-22-2011 01:11 AM by A.Thyssen	1	16,649
Discussion: Multi-factor and two-factor authentication richinsc	09-22-2011 01:29 AM by A.Thyssen	7	2,800
Installing PF_RING on CentOS 6 64-bit vip2442	09-22-2011 03:20 AM by unSpawn	1	4,948
Chinese SPAM Noway2	09-22-2011 08:49 AM by cascade9	13	3,769
Debian Lenny root server hacked with shellbot, any suggestions? Flowsen	09-22-2011 08:56 AM by Flowsen	7	7,779
How to remove script injection from .php and .html files spithakos	09-22-2011 03:11 PM by sinapsis	14	11,887
iptables match socket and tproxy rocky9	09-22-2011 05:00 PM by unSpawn	1	8,916
PATH, functions and security. Bash scripting best practices. KuimFieg	09-23-2011 12:39 AM by chrism01	13	8,147
Scientific Linux 6 security package toma20082010	09-23-2011 10:18 AM by salasi	4	2,661
PAM module to limit su - lnxnub	09-23-2011 03:13 PM by lnxnub	8	4,368
[SOLVED] Cracking linux softwares shaun92	09-26-2011 11:27 AM by unSpawn	2	10,974
How can I defend my Centos? loofort	09-26-2011 12:19 PM by unSpawn	4	687
mysql.com hacked bathory	09-28-2011 02:21 AM by lalamin	2	872
Security steps for LAN ( 1 2 ) rng	09-28-2011 02:34 AM by rng	21	2,378
RHEL5.7 pam_tally vs pam_tally2 Linux_Kidd	09-28-2011 09:16 AM by Linux_Kidd	0	8,808
With SELinux disabled, there are AVC denied records in the /var/log/messages hop321	09-29-2011 01:39 AM by T3RM1NVT0R	3	6,343
Find out if slow internet access is due to being attacked Ulysses_	09-29-2011 04:58 AM by salasi	11	1,371
[SOLVED] Encrypting home partition Dave_P	09-29-2011 05:21 AM by Dave_P	8	4,311
rkhunter scan: 1 Rootkit & 6 Possible Suspect Files /var/log/rkhunter.log included Mollusc	09-29-2011 08:43 AM by Noway2	10	4,113

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